Slattery v. Larner

GARRETT, Associate Judge.

This is an interference ease in which Slattery has appealed from the action of the Board of Patent Appeals on October 8, 1927, affirming a decision of the Examiner of Interferences according priority in favor of Lamer to an invention relating to “valves, particularly hydraulic valves of the' pressure operated plunger type.”

The devices involved in the controversy appear to be contemplated as being for use in water pipes or conduits of large dimensions, some of as much as 14 feet in diameter, installed in filtering plants, irrigation plants, hydro-electric plants, and…